<%#
LuCI - Lua Configuration Interface
Copyright 2008 Steven Barth <steven@midlink.org>
Copyright 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
Copyright 2011 Manuel Munz <freifunk at somakoma dot de>
   
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

-%>

<%
local olsrtools = require "luci.tools.olsr"
local i = 1

if luci.http.formvalue("status") == "1" then
	local rv = {}
	for k, link in ipairs(links) do
		link.Cost = tonumber(link.Cost) or 0
		local color = olsrtools.etx_color(link.Cost)
		defaultgw_color = ""
		if link.defaultgw == 1 then
			defaultgw_color = "#ffff99"
		end

		rv[#rv+1] = {
			rip = link["Remote IP"],
			hn = link["Hostname"],
			lip = link["Local IP"],
			dev = link["Local Device"],
			lq = link.LQ,
			nlq = link.NLQ,
			cost = string.format("%.3f", link.Cost),
			color = color,
			dfgcolor = defaultgw_color
			}
	end
	luci.http.prepare_content("application/json")
	luci.http.write_json(rv)
	return
end
%>

<%+header%>

<script type="text/javascript" src="<%=resource%>/cbi.js"></script>
<script type="text/javascript">//<![CDATA[

	XHR.poll(10 , '<%=REQUEST_URI%>', { status: 1 }, 
		function(x, info)
		{
		var nt = document.getElementById('olsr_neigh_table');
			if (nt)
			{
				var s = '';
				for (var idx = 0; idx < info.length; idx++)
				{
					var neigh = info[idx];

					s += String.format(
						'<tr class="cbi-section-table-row cbi-rowstyle-'+(1 + (idx % 2))+'">' +
							'<td class="cbi-section-table-cell" style="background-color:%s"><a href="http://%s/cgi-bin-status.html">%s</a></td>',
						neigh.dfgcolor, neigh.rip, neigh.rip
						);
					if (neigh.hn) {
						s += String.format(					
							'<td class="cbi-section-table-cell" style="background-color:%s"><a href="http://%s/cgi-bin-status.html">%s</a></td>',
							neigh.dfgcolor, neigh.hn, neigh.hn
							);
						}
					else	{
						s += String.format(
							'<td class="cbi-section-table-cell" style="background-color:%s">?</td>',
							neigh.dfgcolor
							);
						}
					s += String.format(
							'<td class="cbi-section-table-cell" style="background-color:%s">%s</td>' +
							'<td class="cbi-section-table-cell" style="background-color:%s">%s</td>' +
							'<td class="cbi-section-table-cell" style="background-color:%s">%s</td>' +
							'<td class="cbi-section-table-cell" style="background-color:%s">%s</td>' +
							'<td class="cbi-section-table-cell" style="background-color:%s">%s</td>' +
						'</tr>',
							
							neigh.dfgcolor, neigh.lip, neigh.dfgcolor, neigh.dev, neigh.dfgcolor, neigh.lq, neigh.dfgcolor, neigh.nlq, neigh.color, neigh.cost || '?'
						);
				}

				nt.innerHTML = s;
			}
		}
	);
//]]></script>


<h2><a id="content" name="content"><%:OLSR connections%></a></h2>

<fieldset class="cbi-section">
	<legend><%:Overview of currently established OLSR connections%></legend>

	<table class="cbi-section-table">
		<thead>
			<tr class="cbi-section-table-titles">
				<th class="cbi-section-table-cell"><%:Neighbour IP%></th>
				<th class="cbi-section-table-cell"><%:Hostname%></th>
				<th class="cbi-section-table-cell"><%:Local interface IP%></th>
				<th class="cbi-section-table-cell"><%:Device%></th>
				<th class="cbi-section-table-cell">LQ</th>
				<th class="cbi-section-table-cell">NLQ</th>
				<th class="cbi-section-table-cell">ETX</th>
			</tr>
		</thead>
	
		<tbody id="olsr_neigh_table">
		<% 	local i = 1
			for k, link in ipairs(links) do
			link.Cost = tonumber(link.Cost) or 0
			color = olsrtools.etx_color(link.Cost)

			defaultgw_color = ""
			if link.defaultgw == 1 then
				defaultgw_color = "#ffff99"
			end
		%>

		<tr class="cbi-section-table-row cbi-rowstyle-<%=i%>">
			<td class="cbi-section-table-cell" style="background-color:<%=defaultgw_color%>"><a href="http://<%=link["Remote IP"]%>/cgi-bin-status.html"><%=link["Remote IP"]%></a></td>
			<td class="cbi-section-table-cell" style="background-color:<%=defaultgw_color%>"><a href="http://<%=link["Hostname"]%>/cgi-bin-status.html"><%=link["Hostname"]%></a></td>
			<td class="cbi-section-table-cell" style="background-color:<%=defaultgw_color%>"><%=link["Local IP"]%></td>
			<td class="cbi-section-table-cell" style="background-color:<%=defaultgw_color%>"><%=link["Local Device"]%></td>
			<td class="cbi-section-table-cell" style="background-color:<%=defaultgw_color%>"><%=link.LQ%></td>
			<td class="cbi-section-table-cell" style="background-color:<%=defaultgw_color%>"><%=link.NLQ%></td>
			<td class="cbi-section-table-cell" style="background-color:<%=color%>"><%=string.format("%.3f", link.Cost)%></td>
		</tr>
		<% 
			i = ((i % 2) + 1)
		end %>
		</tbody>
	</table>
<br />

<h3><%:Legend%>:</h3>
<ul>
	<li><strong>LQ: </strong><%:Success rate of packages received from the neighbour%></li>
	<li><strong>NLQ: </strong><%:Success rate of packages sent to the neighbour%></li>
	<li><strong>ETX: </strong><%:Expected retransmission count%></li>
	<li><strong><span style="color:#00cc00"><%:Green%></span></strong>:<%:Very good (ETX < 2)%></li> 
	<li><strong><span style="color:#ffcb05"><%:Yellow%></span></strong>:<%:Good (2 < ETX < 4)%></li> 
	<li><strong><span style="color:#ff6600"><%:Orange%></span></strong>:<%:Still usable (4 < ETX < 10)%></li> 
	<li><strong><span style="color:#bb3333"><%:Red%></span></strong>:<%:Bad (ETX > 10)%></li> 
</ul>
</fieldset>
<%+footer%>
